Home / 87,259.56-130,933.08-34,684.08

Finding the Fourth Proportional to 87,259.56, 130,933.08 and 34,684.08

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Solution

The fourth proportional to 87,259.56, 130,933.08 and 34,684.08 is: 52,043.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,259.56 : 130,933.08 = 34,684.08 : x
  2. Step 2: Convert to fraction form
    87,259.56/130,933.08 = 34,684.08/x
  3. Step 3: Cross multiply
    87,259.56x = 130,933.08 × 34,684.08
  4. Step 4: Simplify right side
    87,259.56x = 4,541,293,421.37
  5. Step 5: Solve for x
    x = 4,541,293,421.37/87,259.56
  6. Step 6: Final answer
    x = 52,043.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.